71348240

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4621}}^1$

素因数の和:4827

約数の個数: 40

約数和(自身を含む): 166780248

約数和(自身を除く): 95432008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 4621, 7720, 9242, 15440, 18484, 23105, 36968, 46210, 73936, 92420, 184840, 369680, 891853, 1783706, 3567412, 4459265, 7134824, 8918530, 14269648, 17837060, 35674120, 71348240]

約数ペア:

[(1, 71348240), (2, 35674120), (4, 17837060), (5, 14269648), (8, 8918530), (10, 7134824), (16, 4459265), (20, 3567412), (40, 1783706), (80, 891853), (193, 369680), (386, 184840), (772, 92420), (965, 73936), (1544, 46210), (1930, 36968), (3088, 23105), (3860, 18484), (4621, 15440), (7720, 9242)]